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        <a href="npyscreen-module.html">Package&nbsp;npyscreen</a> ::
        Module&nbsp;widget
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<h1 class="epydoc">Source Code for <a href="npyscreen.widget-module.html">Module npyscreen.widget</a></h1>
<pre class="py-src">
<a name="L1"></a><tt class="py-lineno">  1</tt>  <tt class="py-line"><tt class="py-comment">#!/usr/bin/python</tt> </tt>
<a name="L2"></a><tt class="py-lineno">  2</tt>  <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="L3"></a><tt class="py-lineno">  3</tt>  <tt class="py-line"> </tt>
<a name="L4"></a><tt class="py-lineno">  4</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">curses</tt> </tt>
<a name="L5"></a><tt class="py-lineno">  5</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">curses</tt><tt class="py-op">.</tt><tt class="py-name">ascii</tt> </tt>
<a name="L6"></a><tt class="py-lineno">  6</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">curses</tt><tt class="py-op">.</tt><tt class="py-name">wrapper</tt> </tt>
<a name="L7"></a><tt class="py-lineno">  7</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">weakref</tt> </tt>
<a name="L8"></a><tt class="py-lineno">  8</tt>  <tt class="py-line"> </tt>
<a name="L9"></a><tt class="py-lineno">  9</tt>  <tt class="py-line"> </tt>
<a name="L10"></a><tt class="py-lineno"> 10</tt>  <tt class="py-line"><tt id="link-0" class="py-name" targets="Variable npyscreen.widget.EXITED_DOWN=npyscreen.widget-module.html#EXITED_DOWN"><a title="npyscreen.widget.EXITED_DOWN" class="py-name" href="#" onclick="return doclink('link-0', 'EXITED_DOWN', 'link-0');">EXITED_DOWN</a></tt>  <tt class="py-op">=</tt>  <tt class="py-number">1</tt> </tt>
<a name="L11"></a><tt class="py-lineno"> 11</tt>  <tt class="py-line"><tt id="link-1" class="py-name" targets="Variable npyscreen.widget.EXITED_UP=npyscreen.widget-module.html#EXITED_UP"><a title="npyscreen.widget.EXITED_UP" class="py-name" href="#" onclick="return doclink('link-1', 'EXITED_UP', 'link-1');">EXITED_UP</a></tt>    <tt class="py-op">=</tt> <tt class="py-op">-</tt><tt class="py-number">1</tt> </tt>
<a name="L12"></a><tt class="py-lineno"> 12</tt>  <tt class="py-line"><tt id="link-2" class="py-name" targets="Variable npyscreen.widget.EXITED_LEFT=npyscreen.widget-module.html#EXITED_LEFT"><a title="npyscreen.widget.EXITED_LEFT" class="py-name" href="#" onclick="return doclink('link-2', 'EXITED_LEFT', 'link-2');">EXITED_LEFT</a></tt>  <tt class="py-op">=</tt> <tt class="py-op">-</tt><tt class="py-number">2</tt> </tt>
<a name="L13"></a><tt class="py-lineno"> 13</tt>  <tt class="py-line"><tt id="link-3" class="py-name" targets="Variable npyscreen.widget.EXITED_RIGHT=npyscreen.widget-module.html#EXITED_RIGHT"><a title="npyscreen.widget.EXITED_RIGHT" class="py-name" href="#" onclick="return doclink('link-3', 'EXITED_RIGHT', 'link-3');">EXITED_RIGHT</a></tt> <tt class="py-op">=</tt>  <tt class="py-number">2</tt> </tt>
<a name="L14"></a><tt class="py-lineno"> 14</tt>  <tt class="py-line"><tt id="link-4" class="py-name" targets="Variable npyscreen.widget.EXITED_ESCAPE=npyscreen.widget-module.html#EXITED_ESCAPE"><a title="npyscreen.widget.EXITED_ESCAPE" class="py-name" href="#" onclick="return doclink('link-4', 'EXITED_ESCAPE', 'link-4');">EXITED_ESCAPE</a></tt><tt class="py-op">=</tt> <tt class="py-number">127</tt> </tt>
<a name="L15"></a><tt class="py-lineno"> 15</tt>  <tt class="py-line"> </tt>
<a name="InputHandler"></a><div id="InputHandler-def"><a name="L16"></a><tt class="py-lineno"> 16</tt> <a class="py-toggle" href="#" id="InputHandler-toggle" onclick="return toggle('InputHandler');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="npyscreen.widget.InputHandler-class.html">InputHandler</a><tt class="py-op">(</tt><tt class="py-base-class">object</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="InputHandler-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="InputHandler-expanded"><a name="L17"></a><tt class="py-lineno"> 17</tt>  <tt class="py-line">        <tt class="py-docstring">"An object that can handle user input"</tt> </tt>
<a name="L18"></a><tt class="py-lineno"> 18</tt>  <tt class="py-line"> </tt>
<a name="InputHandler.handle_input"></a><div id="InputHandler.handle_input-def"><a name="L19"></a><tt class="py-lineno"> 19</tt> <a class="py-toggle" href="#" id="InputHandler.handle_input-toggle" onclick="return toggle('InputHandler.handle_input');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.InputHandler-class.html#handle_input">handle_input</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">input</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="InputHandler.handle_input-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="InputHandler.handle_input-expanded"><a name="L20"></a><tt class="py-lineno"> 20</tt>  <tt class="py-line">                <tt class="py-docstring">"""Returns True if input has been dealt with, and no further action needs taking.</tt> </tt>
<a name="L21"></a><tt class="py-lineno"> 21</tt>  <tt class="py-line"><tt class="py-docstring">                First attempts to look up a method in self.input_handers (which is a dictionary), then</tt> </tt>
<a name="L22"></a><tt class="py-lineno"> 22</tt>  <tt class="py-line"><tt class="py-docstring">                runs the methods in self.complex_handlers (if any), which is an array of form (test_func, dispatch_func).</tt> </tt>
<a name="L23"></a><tt class="py-lineno"> 23</tt>  <tt class="py-line"><tt class="py-docstring">                If test_func(input) returns true, then dispatch_func(input) is called. Check to see if parent can handle.</tt> </tt>
<a name="L24"></a><tt class="py-lineno"> 24</tt>  <tt class="py-line"><tt class="py-docstring">                No further action taken after that point."""</tt> </tt>
<a name="L25"></a><tt class="py-lineno"> 25</tt>  <tt class="py-line">                 </tt>
<a name="L26"></a><tt class="py-lineno"> 26</tt>  <tt class="py-line">                <tt class="py-keyword">if</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">handlers</tt><tt class="py-op">.</tt><tt class="py-name">has_key</tt><tt class="py-op">(</tt><tt class="py-name">input</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L27"></a><tt class="py-lineno"> 27</tt>  <tt class="py-line">                        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">handlers</tt><tt class="py-op">[</tt><tt class="py-name">input</tt><tt class="py-op">]</tt><tt class="py-op">(</tt><tt class="py-name">input</tt><tt class="py-op">)</tt> </tt>
<a name="L28"></a><tt class="py-lineno"> 28</tt>  <tt class="py-line">                        <tt class="py-keyword">return</tt> <tt class="py-name">True</tt> </tt>
<a name="L29"></a><tt class="py-lineno"> 29</tt>  <tt class="py-line"> </tt>
<a name="L30"></a><tt class="py-lineno"> 30</tt>  <tt class="py-line">                <tt class="py-keyword">elif</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">handlers</tt><tt class="py-op">.</tt><tt class="py-name">has_key</tt><tt class="py-op">(</tt><tt class="py-name">curses</tt><tt class="py-op">.</tt><tt class="py-name">ascii</tt><tt class="py-op">.</tt><tt class="py-name">unctrl</tt><tt class="py-op">(</tt><tt class="py-name">input</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L31"></a><tt class="py-lineno"> 31</tt>  <tt class="py-line">                        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">handlers</tt><tt class="py-op">[</tt><tt class="py-name">curses</tt><tt class="py-op">.</tt><tt class="py-name">ascii</tt><tt class="py-op">.</tt><tt class="py-name">unctrl</tt><tt class="py-op">(</tt><tt class="py-name">input</tt><tt class="py-op">)</tt><tt class="py-op">]</tt><tt class="py-op">(</tt><tt class="py-name">input</tt><tt class="py-op">)</tt> </tt>
<a name="L32"></a><tt class="py-lineno"> 32</tt>  <tt class="py-line">                        <tt class="py-keyword">return</tt> <tt class="py-name">True</tt> </tt>
<a name="L33"></a><tt class="py-lineno"> 33</tt>  <tt class="py-line"> </tt>
<a name="L34"></a><tt class="py-lineno"> 34</tt>  <tt class="py-line"> </tt>
<a name="L35"></a><tt class="py-lineno"> 35</tt>  <tt class="py-line">                <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L36"></a><tt class="py-lineno"> 36</tt>  <tt class="py-line">                        <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">hasattr</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">,</tt> <tt class="py-string">'complex_handlers'</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> <tt class="py-keyword">return</tt> <tt class="py-name">False</tt> </tt>
<a name="L37"></a><tt class="py-lineno"> 37</tt>  <tt class="py-line">                        <tt class="py-keyword">for</tt> <tt class="py-name">test</tt><tt class="py-op">,</tt> <tt class="py-name">handler</tt> <tt class="py-keyword">in</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">complex_handlers</tt><tt class="py-op">:</tt> </tt>
<a name="L38"></a><tt class="py-lineno"> 38</tt>  <tt class="py-line">                                <tt class="py-keyword">if</tt> <tt class="py-name">test</tt><tt class="py-op">(</tt><tt class="py-name">input</tt><tt class="py-op">)</tt><tt class="py-op">:</tt>  </tt>
<a name="L39"></a><tt class="py-lineno"> 39</tt>  <tt class="py-line">                                        <tt class="py-name">handler</tt><tt class="py-op">(</tt><tt class="py-name">input</tt><tt class="py-op">)</tt> </tt>
<a name="L40"></a><tt class="py-lineno"> 40</tt>  <tt class="py-line">                                        <tt class="py-keyword">return</tt> <tt class="py-name">True</tt> </tt>
<a name="L41"></a><tt class="py-lineno"> 41</tt>  <tt class="py-line">                <tt class="py-keyword">if</tt> <tt class="py-name">hasattr</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">,</tt> <tt class="py-string">'parent'</tt><tt class="py-op">)</tt> <tt class="py-keyword">and</tt> <tt class="py-name">hasattr</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">parent</tt><tt class="py-op">,</tt> <tt class="py-string">'handle_input'</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L42"></a><tt class="py-lineno"> 42</tt>  <tt class="py-line">                        <tt class="py-keyword">if</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">parent</tt><tt class="py-op">.</tt><tt id="link-5" class="py-name" targets="Method npyscreen.widget.InputHandler.handle_input()=npyscreen.widget.InputHandler-class.html#handle_input"><a title="npyscreen.widget.InputHandler.handle_input" class="py-name" href="#" onclick="return doclink('link-5', 'handle_input', 'link-5');">handle_input</a></tt><tt class="py-op">(</tt><tt class="py-name">input</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L43"></a><tt class="py-lineno"> 43</tt>  <tt class="py-line">                                <tt class="py-keyword">return</tt> <tt class="py-name">True</tt> </tt>
<a name="L44"></a><tt class="py-lineno"> 44</tt>  <tt class="py-line"> </tt>
<a name="L45"></a><tt class="py-lineno"> 45</tt>  <tt class="py-line">                <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L46"></a><tt class="py-lineno"> 46</tt>  <tt class="py-line">                        <tt class="py-keyword">pass</tt> </tt>
<a name="L47"></a><tt class="py-lineno"> 47</tt>  <tt class="py-line"> </tt>
<a name="L48"></a><tt class="py-lineno"> 48</tt>  <tt class="py-line">        <tt class="py-comment"># If we've got here, all else has failed, so:</tt> </tt>
<a name="L49"></a><tt class="py-lineno"> 49</tt>  <tt class="py-line"><tt class="py-comment"></tt>                <tt class="py-keyword">return</tt> <tt class="py-name">False</tt> </tt>
</div><a name="L50"></a><tt class="py-lineno"> 50</tt>  <tt class="py-line"> </tt>
<a name="InputHandler.set_up_handlers"></a><div id="InputHandler.set_up_handlers-def"><a name="L51"></a><tt class="py-lineno"> 51</tt> <a class="py-toggle" href="#" id="InputHandler.set_up_handlers-toggle" onclick="return toggle('InputHandler.set_up_handlers');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.InputHandler-class.html#set_up_handlers">set_up_handlers</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="InputHandler.set_up_handlers-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="InputHandler.set_up_handlers-expanded"><a name="L52"></a><tt class="py-lineno"> 52</tt>  <tt class="py-line">                <tt class="py-docstring">"""This function should be called somewhere during object initialisation (which all library-defined widgets do). You might like to override this in your own definition,</tt> </tt>
<a name="L53"></a><tt class="py-lineno"> 53</tt>  <tt class="py-line"><tt class="py-docstring">but in most cases the add_handers or add_complex_handlers methods are what you want."""</tt> </tt>
<a name="L54"></a><tt class="py-lineno"> 54</tt>  <tt class="py-line">                <tt class="py-comment">#called in __init__</tt> </tt>
<a name="L55"></a><tt class="py-lineno"> 55</tt>  <tt class="py-line"><tt class="py-comment"></tt>                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">handlers</tt> <tt class="py-op">=</tt> <tt class="py-op">{</tt><tt class="py-name">curses</tt><tt class="py-op">.</tt><tt class="py-name">ascii</tt><tt class="py-op">.</tt><tt class="py-name">NL</tt><tt class="py-op">:</tt>  <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-6" class="py-name" targets="Method npyscreen.widget.InputHandler.h_exit_down()=npyscreen.widget.InputHandler-class.html#h_exit_down"><a title="npyscreen.widget.InputHandler.h_exit_down" class="py-name" href="#" onclick="return doclink('link-6', 'h_exit_down', 'link-6');">h_exit_down</a></tt><tt class="py-op">,</tt> </tt>
<a name="L56"></a><tt class="py-lineno"> 56</tt>  <tt class="py-line">                               <tt class="py-name">curses</tt><tt class="py-op">.</tt><tt class="py-name">ascii</tt><tt class="py-op">.</tt><tt class="py-name">CR</tt><tt class="py-op">:</tt>  <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-7" class="py-name"><a title="npyscreen.widget.InputHandler.h_exit_down" class="py-name" href="#" onclick="return doclink('link-7', 'h_exit_down', 'link-6');">h_exit_down</a></tt><tt class="py-op">,</tt> </tt>
<a name="L57"></a><tt class="py-lineno"> 57</tt>  <tt class="py-line">                               <tt class="py-name">curses</tt><tt class="py-op">.</tt><tt class="py-name">ascii</tt><tt class="py-op">.</tt><tt class="py-name">TAB</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-8" class="py-name"><a title="npyscreen.widget.InputHandler.h_exit_down" class="py-name" href="#" onclick="return doclink('link-8', 'h_exit_down', 'link-6');">h_exit_down</a></tt><tt class="py-op">,</tt> </tt>
<a name="L58"></a><tt class="py-lineno"> 58</tt>  <tt class="py-line">                               <tt class="py-name">curses</tt><tt class="py-op">.</tt><tt class="py-name">KEY_DOWN</tt><tt class="py-op">:</tt>  <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-9" class="py-name"><a title="npyscreen.widget.InputHandler.h_exit_down" class="py-name" href="#" onclick="return doclink('link-9', 'h_exit_down', 'link-6');">h_exit_down</a></tt><tt class="py-op">,</tt> </tt>
<a name="L59"></a><tt class="py-lineno"> 59</tt>  <tt class="py-line">                               <tt class="py-name">curses</tt><tt class="py-op">.</tt><tt class="py-name">KEY_UP</tt><tt class="py-op">:</tt>    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-10" class="py-name" targets="Method npyscreen.widget.InputHandler.h_exit_up()=npyscreen.widget.InputHandler-class.html#h_exit_up"><a title="npyscreen.widget.InputHandler.h_exit_up" class="py-name" href="#" onclick="return doclink('link-10', 'h_exit_up', 'link-10');">h_exit_up</a></tt><tt class="py-op">,</tt> </tt>
<a name="L60"></a><tt class="py-lineno"> 60</tt>  <tt class="py-line">                               <tt class="py-name">curses</tt><tt class="py-op">.</tt><tt class="py-name">KEY_LEFT</tt><tt class="py-op">:</tt>  <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-11" class="py-name" targets="Method npyscreen.widget.InputHandler.h_exit_left()=npyscreen.widget.InputHandler-class.html#h_exit_left"><a title="npyscreen.widget.InputHandler.h_exit_left" class="py-name" href="#" onclick="return doclink('link-11', 'h_exit_left', 'link-11');">h_exit_left</a></tt><tt class="py-op">,</tt> </tt>
<a name="L61"></a><tt class="py-lineno"> 61</tt>  <tt class="py-line">                               <tt class="py-name">curses</tt><tt class="py-op">.</tt><tt class="py-name">KEY_RIGHT</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-12" class="py-name" targets="Method npyscreen.widget.InputHandler.h_exit_right()=npyscreen.widget.InputHandler-class.html#h_exit_right"><a title="npyscreen.widget.InputHandler.h_exit_right" class="py-name" href="#" onclick="return doclink('link-12', 'h_exit_right', 'link-12');">h_exit_right</a></tt><tt class="py-op">,</tt> </tt>
<a name="L62"></a><tt class="py-lineno"> 62</tt>  <tt class="py-line">                               <tt class="py-string">"^P"</tt><tt class="py-op">:</tt>                    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-13" class="py-name"><a title="npyscreen.widget.InputHandler.h_exit_up" class="py-name" href="#" onclick="return doclink('link-13', 'h_exit_up', 'link-10');">h_exit_up</a></tt><tt class="py-op">,</tt> </tt>
<a name="L63"></a><tt class="py-lineno"> 63</tt>  <tt class="py-line">                               <tt class="py-string">"^N"</tt><tt class="py-op">:</tt>                    <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-14" class="py-name"><a title="npyscreen.widget.InputHandler.h_exit_down" class="py-name" href="#" onclick="return doclink('link-14', 'h_exit_down', 'link-6');">h_exit_down</a></tt><tt class="py-op">,</tt> </tt>
<a name="L64"></a><tt class="py-lineno"> 64</tt>  <tt class="py-line">                               <tt class="py-name">curses</tt><tt class="py-op">.</tt><tt class="py-name">ascii</tt><tt class="py-op">.</tt><tt class="py-name">ESC</tt><tt class="py-op">:</tt>        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-15" class="py-name" targets="Method npyscreen.widget.InputHandler.h_exit_escape()=npyscreen.widget.InputHandler-class.html#h_exit_escape"><a title="npyscreen.widget.InputHandler.h_exit_escape" class="py-name" href="#" onclick="return doclink('link-15', 'h_exit_escape', 'link-15');">h_exit_escape</a></tt><tt class="py-op">,</tt> </tt>
<a name="L65"></a><tt class="py-lineno"> 65</tt>  <tt class="py-line">                               <tt class="py-op">}</tt> </tt>
<a name="L66"></a><tt class="py-lineno"> 66</tt>  <tt class="py-line"> </tt>
<a name="L67"></a><tt class="py-lineno"> 67</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">complex_handlers</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
</div><a name="L68"></a><tt class="py-lineno"> 68</tt>  <tt class="py-line"> </tt>
<a name="InputHandler.add_handlers"></a><div id="InputHandler.add_handlers-def"><a name="L69"></a><tt class="py-lineno"> 69</tt> <a class="py-toggle" href="#" id="InputHandler.add_handlers-toggle" onclick="return toggle('InputHandler.add_handlers');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.InputHandler-class.html#add_handlers">add_handlers</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">handler_dictionary</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="InputHandler.add_handlers-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="InputHandler.add_handlers-expanded"><a name="L70"></a><tt class="py-lineno"> 70</tt>  <tt class="py-line">                <tt class="py-docstring">"""Update the dictionary of simple handlers.  Pass in a dictionary with keyname (eg "^P" or curses.KEY_DOWN) as the key, and the function that key should call as the values """</tt> </tt>
<a name="L71"></a><tt class="py-lineno"> 71</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">handlers</tt><tt class="py-op">.</tt><tt id="link-16" class="py-name" targets="Method npyscreen.button.MiniButton.update()=npyscreen.button.MiniButton-class.html#update,Method npyscreen.checkbox.Checkbox.update()=npyscreen.checkbox.Checkbox-class.html#update,Method npyscreen.combobox.ComboBox.update()=npyscreen.combobox.ComboBox-class.html#update,Method npyscreen.datecombo.DateCombo.update()=npyscreen.datecombo.DateCombo-class.html#update,Method npyscreen.editmultiline.MultiLineEdit.update()=npyscreen.editmultiline.MultiLineEdit-class.html#update,Method npyscreen.monthbox.MonthBox.update()=npyscreen.monthbox.MonthBox-class.html#update,Method npyscreen.multiline.MultiLine.update()=npyscreen.multiline.MultiLine-class.html#update,Method npyscreen.multiline.Pager.update()=npyscreen.multiline.Pager-class.html#update,Method npyscreen.selectone.SelectOne.update()=npyscreen.selectone.SelectOne-class.html#update,Method npyscreen.slider.Slider.update()=npyscreen.slider.Slider-class.html#update,Method npyscreen.textbox.FixedText.update()=npyscreen.textbox.FixedText-class.html#update,Method npyscreen.textbox.Textfield.update()=npyscreen.textbox.Textfield-class.html#update,Method npyscreen.titlefield.TitleText.update()=npyscreen.titlefield.TitleText-class.html#update,Method npyscreen.widget.Widget.update()=npyscreen.widget.Widget-class.html#update"><a title="npyscreen.button.MiniButton.update
npyscreen.checkbox.Checkbox.update
npyscreen.combobox.ComboBox.update
npyscreen.datecombo.DateCombo.update
npyscreen.editmultiline.MultiLineEdit.update
npyscreen.monthbox.MonthBox.update
npyscreen.multiline.MultiLine.update
npyscreen.multiline.Pager.update
npyscreen.selectone.SelectOne.update
npyscreen.slider.Slider.update
npyscreen.textbox.FixedText.update
npyscreen.textbox.Textfield.update
npyscreen.titlefield.TitleText.update
npyscreen.widget.Widget.update" class="py-name" href="#" onclick="return doclink('link-16', 'update', 'link-16');">update</a></tt><tt class="py-op">(</tt><tt class="py-name">handler_dictionary</tt><tt class="py-op">)</tt> </tt>
</div><a name="L72"></a><tt class="py-lineno"> 72</tt>  <tt class="py-line">         </tt>
<a name="InputHandler.add_complex_handlers"></a><div id="InputHandler.add_complex_handlers-def"><a name="L73"></a><tt class="py-lineno"> 73</tt> <a class="py-toggle" href="#" id="InputHandler.add_complex_handlers-toggle" onclick="return toggle('InputHandler.add_complex_handlers');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.InputHandler-class.html#add_complex_handlers">add_complex_handlers</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">handlers_list</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="InputHandler.add_complex_handlers-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="InputHandler.add_complex_handlers-expanded"><a name="L74"></a><tt class="py-lineno"> 74</tt>  <tt class="py-line">                <tt class="py-docstring">"""add complex handlers: format of the list is pairs of</tt> </tt>
<a name="L75"></a><tt class="py-lineno"> 75</tt>  <tt class="py-line"><tt class="py-docstring">                (test_function, callback) sets"""</tt> </tt>
<a name="L76"></a><tt class="py-lineno"> 76</tt>  <tt class="py-line"> </tt>
<a name="L77"></a><tt class="py-lineno"> 77</tt>  <tt class="py-line">                <tt class="py-keyword">for</tt> <tt class="py-name">pair</tt> <tt class="py-keyword">in</tt> <tt class="py-name">handlers_list</tt><tt class="py-op">:</tt> </tt>
<a name="L78"></a><tt class="py-lineno"> 78</tt>  <tt class="py-line">                        <tt class="py-keyword">assert</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">pair</tt><tt class="py-op">)</tt> <tt class="py-op">==</tt> <tt class="py-number">2</tt> </tt>
<a name="L79"></a><tt class="py-lineno"> 79</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">complex_handlers</tt><tt class="py-op">.</tt><tt class="py-name">extend</tt><tt class="py-op">(</tt><tt class="py-name">handlers_list</tt><tt class="py-op">)</tt> </tt>
</div><a name="L80"></a><tt class="py-lineno"> 80</tt>  <tt class="py-line"> </tt>
<a name="L81"></a><tt class="py-lineno"> 81</tt>  <tt class="py-line"><tt class="py-comment">###########################################################################################</tt> </tt>
<a name="L82"></a><tt class="py-lineno"> 82</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># Handler Methods here - npc convention - prefix with h_</tt> </tt>
<a name="L83"></a><tt class="py-lineno"> 83</tt>  <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="InputHandler.h_exit_down"></a><div id="InputHandler.h_exit_down-def"><a name="L84"></a><tt class="py-lineno"> 84</tt> <a class="py-toggle" href="#" id="InputHandler.h_exit_down-toggle" onclick="return toggle('InputHandler.h_exit_down');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.InputHandler-class.html#h_exit_down">h_exit_down</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">input</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="InputHandler.h_exit_down-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="InputHandler.h_exit_down-expanded"><a name="L85"></a><tt class="py-lineno"> 85</tt>  <tt class="py-line">                <tt class="py-docstring">"""Called when user leaves the widget to the next widget"""</tt> </tt>
<a name="L86"></a><tt class="py-lineno"> 86</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">editing</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
<a name="L87"></a><tt class="py-lineno"> 87</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">how_exited</tt> <tt class="py-op">=</tt> <tt id="link-17" class="py-name"><a title="npyscreen.widget.EXITED_DOWN" class="py-name" href="#" onclick="return doclink('link-17', 'EXITED_DOWN', 'link-0');">EXITED_DOWN</a></tt> </tt>
</div><a name="L88"></a><tt class="py-lineno"> 88</tt>  <tt class="py-line">                 </tt>
<a name="InputHandler.h_exit_right"></a><div id="InputHandler.h_exit_right-def"><a name="L89"></a><tt class="py-lineno"> 89</tt> <a class="py-toggle" href="#" id="InputHandler.h_exit_right-toggle" onclick="return toggle('InputHandler.h_exit_right');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.InputHandler-class.html#h_exit_right">h_exit_right</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">input</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="InputHandler.h_exit_right-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="InputHandler.h_exit_right-expanded"><a name="L90"></a><tt class="py-lineno"> 90</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">editing</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
<a name="L91"></a><tt class="py-lineno"> 91</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">how_exited</tt> <tt class="py-op">=</tt> <tt id="link-18" class="py-name"><a title="npyscreen.widget.EXITED_RIGHT" class="py-name" href="#" onclick="return doclink('link-18', 'EXITED_RIGHT', 'link-3');">EXITED_RIGHT</a></tt> </tt>
</div><a name="L92"></a><tt class="py-lineno"> 92</tt>  <tt class="py-line"> </tt>
<a name="InputHandler.h_exit_up"></a><div id="InputHandler.h_exit_up-def"><a name="L93"></a><tt class="py-lineno"> 93</tt> <a class="py-toggle" href="#" id="InputHandler.h_exit_up-toggle" onclick="return toggle('InputHandler.h_exit_up');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.InputHandler-class.html#h_exit_up">h_exit_up</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">input</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="InputHandler.h_exit_up-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="InputHandler.h_exit_up-expanded"><a name="L94"></a><tt class="py-lineno"> 94</tt>  <tt class="py-line">                <tt class="py-docstring">"""Called when the user leaves the widget to the previous widget"""</tt> </tt>
<a name="L95"></a><tt class="py-lineno"> 95</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">editing</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
<a name="L96"></a><tt class="py-lineno"> 96</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">how_exited</tt> <tt class="py-op">=</tt> <tt id="link-19" class="py-name"><a title="npyscreen.widget.EXITED_UP" class="py-name" href="#" onclick="return doclink('link-19', 'EXITED_UP', 'link-1');">EXITED_UP</a></tt> </tt>
</div><a name="L97"></a><tt class="py-lineno"> 97</tt>  <tt class="py-line">                 </tt>
<a name="InputHandler.h_exit_left"></a><div id="InputHandler.h_exit_left-def"><a name="L98"></a><tt class="py-lineno"> 98</tt> <a class="py-toggle" href="#" id="InputHandler.h_exit_left-toggle" onclick="return toggle('InputHandler.h_exit_left');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.InputHandler-class.html#h_exit_left">h_exit_left</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">input</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="InputHandler.h_exit_left-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="InputHandler.h_exit_left-expanded"><a name="L99"></a><tt class="py-lineno"> 99</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">editing</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
<a name="L100"></a><tt class="py-lineno">100</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">how_exited</tt> <tt class="py-op">=</tt> <tt id="link-20" class="py-name"><a title="npyscreen.widget.EXITED_LEFT" class="py-name" href="#" onclick="return doclink('link-20', 'EXITED_LEFT', 'link-2');">EXITED_LEFT</a></tt> </tt>
</div><a name="L101"></a><tt class="py-lineno">101</tt>  <tt class="py-line">                 </tt>
<a name="InputHandler.h_exit_escape"></a><div id="InputHandler.h_exit_escape-def"><a name="L102"></a><tt class="py-lineno">102</tt> <a class="py-toggle" href="#" id="InputHandler.h_exit_escape-toggle" onclick="return toggle('InputHandler.h_exit_escape');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.InputHandler-class.html#h_exit_escape">h_exit_escape</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">input</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="InputHandler.h_exit_escape-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="InputHandler.h_exit_escape-expanded"><a name="L103"></a><tt class="py-lineno">103</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">editing</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
<a name="L104"></a><tt class="py-lineno">104</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">how_exited</tt> <tt class="py-op">=</tt> <tt id="link-21" class="py-name"><a title="npyscreen.widget.EXITED_ESCAPE" class="py-name" href="#" onclick="return doclink('link-21', 'EXITED_ESCAPE', 'link-4');">EXITED_ESCAPE</a></tt> </tt>
</div></div><a name="L105"></a><tt class="py-lineno">105</tt>  <tt class="py-line"> </tt>
<a name="L106"></a><tt class="py-lineno">106</tt>  <tt class="py-line">         </tt>
<a name="L107"></a><tt class="py-lineno">107</tt>  <tt class="py-line"> </tt>
<a name="Widget"></a><div id="Widget-def"><a name="L108"></a><tt class="py-lineno">108</tt> <a class="py-toggle" href="#" id="Widget-toggle" onclick="return toggle('Widget');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="npyscreen.widget.Widget-class.html">Widget</a><tt class="py-op">(</tt><tt class="py-base-class">InputHandler</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Widget-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="Widget-expanded"><a name="L109"></a><tt class="py-lineno">109</tt>  <tt class="py-line">        <tt class="py-docstring">"A base class for widgets. Do not use directly"</tt> </tt>
<a name="L110"></a><tt class="py-lineno">110</tt>  <tt class="py-line"> </tt>
<a name="Widget.destroy"></a><div id="Widget.destroy-def"><a name="L111"></a><tt class="py-lineno">111</tt> <a class="py-toggle" href="#" id="Widget.destroy-toggle" onclick="return toggle('Widget.destroy');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.Widget-class.html#destroy">destroy</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Widget.destroy-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="Widget.destroy-expanded"><a name="L112"></a><tt class="py-lineno">112</tt>  <tt class="py-line">                <tt class="py-docstring">"""Destroy the widget: methods should provide a mechanism to destroy any references that might</tt> </tt>
<a name="L113"></a><tt class="py-lineno">113</tt>  <tt class="py-line"><tt class="py-docstring">                case a memory leak.  See select. module for an example"""</tt> </tt>
<a name="L114"></a><tt class="py-lineno">114</tt>  <tt class="py-line">                <tt class="py-keyword">pass</tt> </tt>
</div><a name="L115"></a><tt class="py-lineno">115</tt>  <tt class="py-line"> </tt>
<a name="Widget.__init__"></a><div id="Widget.__init__-def"><a name="L116"></a><tt class="py-lineno">116</tt> <a class="py-toggle" href="#" id="Widget.__init__-toggle" onclick="return toggle('Widget.__init__');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.Widget-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">screen</tt><tt class="py-op">,</tt>  </tt>
<a name="L117"></a><tt class="py-lineno">117</tt>  <tt class="py-line">                        <tt class="py-param">relx</tt><tt class="py-op">=</tt><tt class="py-number">0</tt><tt class="py-op">,</tt> <tt class="py-param">rely</tt><tt class="py-op">=</tt><tt class="py-number">0</tt><tt class="py-op">,</tt> <tt class="py-param">name</tt><tt class="py-op">=</tt><tt class="py-name">None</tt><tt class="py-op">,</tt> <tt class="py-param">value</tt><tt class="py-op">=</tt><tt class="py-name">None</tt><tt class="py-op">,</tt>  </tt>
<a name="L118"></a><tt class="py-lineno">118</tt>  <tt class="py-line">                        <tt class="py-param">width</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt><tt class="py-op">,</tt> <tt class="py-param">height</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt><tt class="py-op">,</tt> </tt>
<a name="L119"></a><tt class="py-lineno">119</tt>  <tt class="py-line">                        <tt class="py-param">max_height</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt><tt class="py-op">,</tt> <tt class="py-param">max_width</tt><tt class="py-op">=</tt><tt class="py-name">False</tt><tt class="py-op">,</tt> </tt>
<a name="L120"></a><tt class="py-lineno">120</tt>  <tt class="py-line">                        <tt class="py-param">editable</tt><tt class="py-op">=</tt><tt class="py-name">True</tt><tt class="py-op">,</tt> </tt>
<a name="L121"></a><tt class="py-lineno">121</tt>  <tt class="py-line">                        <tt class="py-param">hidden</tt><tt class="py-op">=</tt><tt class="py-name">False</tt><tt class="py-op">,</tt> </tt>
<a name="L122"></a><tt class="py-lineno">122</tt>  <tt class="py-line">                        <tt class="py-op">**</tt><tt class="py-param">keywords</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Widget.__init__-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="Widget.__init__-expanded"><a name="L123"></a><tt class="py-lineno">123</tt>  <tt class="py-line">                <tt class="py-docstring">"""The following named arguments may be supplied:</tt> </tt>
<a name="L124"></a><tt class="py-lineno">124</tt>  <tt class="py-line"><tt class="py-docstring">                name= set the name of the widget.</tt> </tt>
<a name="L125"></a><tt class="py-lineno">125</tt>  <tt class="py-line"><tt class="py-docstring">                width= set the width of the widget.</tt> </tt>
<a name="L126"></a><tt class="py-lineno">126</tt>  <tt class="py-line"><tt class="py-docstring">                height= set the height.</tt> </tt>
<a name="L127"></a><tt class="py-lineno">127</tt>  <tt class="py-line"><tt class="py-docstring">                max_height= let the widget choose a height up to this maximum.</tt> </tt>
<a name="L128"></a><tt class="py-lineno">128</tt>  <tt class="py-line"><tt class="py-docstring">                max_width=  let the widget choose a width up to this maximum.</tt> </tt>
<a name="L129"></a><tt class="py-lineno">129</tt>  <tt class="py-line"><tt class="py-docstring">                editable=True/False the user may change the value of the widget.</tt> </tt>
<a name="L130"></a><tt class="py-lineno">130</tt>  <tt class="py-line"><tt class="py-docstring">                hidden=True/False The widget is hidden.</tt> </tt>
<a name="L131"></a><tt class="py-lineno">131</tt>  <tt class="py-line"><tt class="py-docstring">                """</tt> </tt>
<a name="L132"></a><tt class="py-lineno">132</tt>  <tt class="py-line">                 </tt>
<a name="L133"></a><tt class="py-lineno">133</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">hidden</tt> <tt class="py-op">=</tt> <tt class="py-name">hidden</tt> </tt>
<a name="L134"></a><tt class="py-lineno">134</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">parent</tt> <tt class="py-op">=</tt> <tt class="py-name">weakref</tt><tt class="py-op">.</tt><tt class="py-name">proxy</tt><tt class="py-op">(</tt><tt class="py-name">screen</tt><tt class="py-op">)</tt> </tt>
<a name="L135"></a><tt class="py-lineno">135</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">relx</tt> <tt class="py-op">=</tt> <tt class="py-name">relx</tt> </tt>
<a name="L136"></a><tt class="py-lineno">136</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rely</tt> <tt class="py-op">=</tt> <tt class="py-name">rely</tt> </tt>
<a name="L137"></a><tt class="py-lineno">137</tt>  <tt class="py-line">                 </tt>
<a name="L138"></a><tt class="py-lineno">138</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-22" class="py-name" targets="Method npyscreen.Form.Form.set_up_handlers()=npyscreen.Form.Form-class.html#set_up_handlers,Method npyscreen.autocomplete.Autocomplete.set_up_handlers()=npyscreen.autocomplete.Autocomplete-class.html#set_up_handlers,Method npyscreen.checkbox.Checkbox.set_up_handlers()=npyscreen.checkbox.Checkbox-class.html#set_up_handlers,Method npyscreen.combobox.ComboBox.set_up_handlers()=npyscreen.combobox.ComboBox-class.html#set_up_handlers,Method npyscreen.datecombo.DateCombo.set_up_handlers()=npyscreen.datecombo.DateCombo-class.html#set_up_handlers,Method npyscreen.editmultiline.MultiLineEdit.set_up_handlers()=npyscreen.editmultiline.MultiLineEdit-class.html#set_up_handlers,Method npyscreen.monthbox.DateEntryBase.set_up_handlers()=npyscreen.monthbox.DateEntryBase-class.html#set_up_handlers,Method npyscreen.monthbox.MonthBox.set_up_handlers()=npyscreen.monthbox.MonthBox-class.html#set_up_handlers,Method npyscreen.multiline.MultiLine.set_up_handlers()=npyscreen.multiline.MultiLine-class.html#set_up_handlers,Method npyscreen.multiline.Pager.set_up_handlers()=npyscreen.multiline.Pager-class.html#set_up_handlers,Method npyscreen.multiselect.MultiSelect.set_up_handlers()=npyscreen.multiselect.MultiSelect-class.html#set_up_handlers,Method npyscreen.multiselect.MultiSelectFixed.set_up_handlers()=npyscreen.multiselect.MultiSelectFixed-class.html#set_up_handlers,Method npyscreen.slider.Slider.set_up_handlers()=npyscreen.slider.Slider-class.html#set_up_handlers,Method npyscreen.textbox.Textfield.set_up_handlers()=npyscreen.textbox.Textfield-class.html#set_up_handlers,Method npyscreen.widget.InputHandler.set_up_handlers()=npyscreen.widget.InputHandler-class.html#set_up_handlers"><a title="npyscreen.Form.Form.set_up_handlers
npyscreen.autocomplete.Autocomplete.set_up_handlers
npyscreen.checkbox.Checkbox.set_up_handlers
npyscreen.combobox.ComboBox.set_up_handlers
npyscreen.datecombo.DateCombo.set_up_handlers
npyscreen.editmultiline.MultiLineEdit.set_up_handlers
npyscreen.monthbox.DateEntryBase.set_up_handlers
npyscreen.monthbox.MonthBox.set_up_handlers
npyscreen.multiline.MultiLine.set_up_handlers
npyscreen.multiline.Pager.set_up_handlers
npyscreen.multiselect.MultiSelect.set_up_handlers
npyscreen.multiselect.MultiSelectFixed.set_up_handlers
npyscreen.slider.Slider.set_up_handlers
npyscreen.textbox.Textfield.set_up_handlers
npyscreen.widget.InputHandler.set_up_handlers" class="py-name" href="#" onclick="return doclink('link-22', 'set_up_handlers', 'link-22');">set_up_handlers</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L139"></a><tt class="py-lineno">139</tt>  <tt class="py-line">                 </tt>
<a name="L140"></a><tt class="py-lineno">140</tt>  <tt class="py-line">                <tt class="py-comment"># To allow derived classes to set this and then call this method safely...</tt> </tt>
<a name="L141"></a><tt class="py-lineno">141</tt>  <tt class="py-line"><tt class="py-comment"></tt>                <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L142"></a><tt class="py-lineno">142</tt>  <tt class="py-line">                        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-23" class="py-name" targets="Variable npyscreen.slider.Slider.value=npyscreen.slider.Slider-class.html#value,Variable npyscreen.titlefield.TitleText.value=npyscreen.titlefield.TitleText-class.html#value"><a title="npyscreen.slider.Slider.value
npyscreen.titlefield.TitleText.value" class="py-name" href="#" onclick="return doclink('link-23', 'value', 'link-23');">value</a></tt> </tt>
<a name="L143"></a><tt class="py-lineno">143</tt>  <tt class="py-line">                <tt class="py-keyword">except</tt> <tt class="py-name">AttributeError</tt><tt class="py-op">:</tt> </tt>
<a name="L144"></a><tt class="py-lineno">144</tt>  <tt class="py-line">                        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-24" class="py-name"><a title="npyscreen.slider.Slider.value
npyscreen.titlefield.TitleText.value" class="py-name" href="#" onclick="return doclink('link-24', 'value', 'link-23');">value</a></tt> <tt class="py-op">=</tt> <tt id="link-25" class="py-name"><a title="npyscreen.slider.Slider.value
npyscreen.titlefield.TitleText.value" class="py-name" href="#" onclick="return doclink('link-25', 'value', 'link-23');">value</a></tt> </tt>
<a name="L145"></a><tt class="py-lineno">145</tt>  <tt class="py-line"> </tt>
<a name="L146"></a><tt class="py-lineno">146</tt>  <tt class="py-line">                <tt class="py-comment"># same again</tt> </tt>
<a name="L147"></a><tt class="py-lineno">147</tt>  <tt class="py-line"><tt class="py-comment"></tt>                <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L148"></a><tt class="py-lineno">148</tt>  <tt class="py-line">                        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">name</tt> </tt>
<a name="L149"></a><tt class="py-lineno">149</tt>  <tt class="py-line">                <tt class="py-keyword">except</tt><tt class="py-op">:</tt> </tt>
<a name="L150"></a><tt class="py-lineno">150</tt>  <tt class="py-line">                        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">name</tt><tt class="py-op">=</tt><tt class="py-name">name</tt> </tt>
<a name="L151"></a><tt class="py-lineno">151</tt>  <tt class="py-line">                         </tt>
<a name="L152"></a><tt class="py-lineno">152</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">request_width</tt> <tt class="py-op">=</tt>  <tt class="py-name">width</tt>     <tt class="py-comment"># widgets should honour if possible</tt> </tt>
<a name="L153"></a><tt class="py-lineno">153</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">request_height</tt> <tt class="py-op">=</tt> <tt class="py-name">height</tt>    <tt class="py-comment"># widgets should honour if possible</tt> </tt>
<a name="L154"></a><tt class="py-lineno">154</tt>  <tt class="py-line"> </tt>
<a name="L155"></a><tt class="py-lineno">155</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">max_height</tt> <tt class="py-op">=</tt> <tt class="py-name">max_height</tt> </tt>
<a name="L156"></a><tt class="py-lineno">156</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">max_width</tt> <tt class="py-op">=</tt> <tt class="py-name">max_width</tt> </tt>
<a name="L157"></a><tt class="py-lineno">157</tt>  <tt class="py-line"> </tt>
<a name="L158"></a><tt class="py-lineno">158</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-26" class="py-name" targets="Method npyscreen.widget.Widget.set_size()=npyscreen.widget.Widget-class.html#set_size"><a title="npyscreen.widget.Widget.set_size" class="py-name" href="#" onclick="return doclink('link-26', 'set_size', 'link-26');">set_size</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L159"></a><tt class="py-lineno">159</tt>  <tt class="py-line"> </tt>
<a name="L160"></a><tt class="py-lineno">160</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">editing</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt>            <tt class="py-comment"># Change to true during an edit</tt> </tt>
<a name="L161"></a><tt class="py-lineno">161</tt>  <tt class="py-line">                 </tt>
<a name="L162"></a><tt class="py-lineno">162</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">editable</tt> <tt class="py-op">=</tt> <tt class="py-name">editable</tt> </tt>
</div><a name="L163"></a><tt class="py-lineno">163</tt>  <tt class="py-line">         </tt>
<a name="Widget.space_available"></a><div id="Widget.space_available-def"><a name="L164"></a><tt class="py-lineno">164</tt> <a class="py-toggle" href="#" id="Widget.space_available-toggle" onclick="return toggle('Widget.space_available');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.Widget-class.html#space_available">space_available</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Widget.space_available-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="Widget.space_available-expanded"><a name="L165"></a><tt class="py-lineno">165</tt>  <tt class="py-line">                <tt class="py-docstring">"""The space available left on the screen, returned as rows, columns"""</tt> </tt>
<a name="L166"></a><tt class="py-lineno">166</tt>  <tt class="py-line">                <tt class="py-name">y</tt><tt class="py-op">,</tt> <tt class="py-name">x</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">parent</tt><tt class="py-op">.</tt><tt id="link-27" class="py-name" targets="Method npyscreen.screen_area.ScreenArea.widget_useable_space()=npyscreen.screen_area.ScreenArea-class.html#widget_useable_space"><a title="npyscreen.screen_area.ScreenArea.widget_useable_space" class="py-name" href="#" onclick="return doclink('link-27', 'widget_useable_space', 'link-27');">widget_useable_space</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rely</tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">relx</tt><tt class="py-op">)</tt> </tt>
<a name="L167"></a><tt class="py-lineno">167</tt>  <tt class="py-line">                <tt class="py-keyword">return</tt> <tt class="py-name">y</tt><tt class="py-op">,</tt><tt class="py-name">x</tt> </tt>
</div><a name="L168"></a><tt class="py-lineno">168</tt>  <tt class="py-line"> </tt>
<a name="Widget.calculate_area_needed"></a><div id="Widget.calculate_area_needed-def"><a name="L169"></a><tt class="py-lineno">169</tt> <a class="py-toggle" href="#" id="Widget.calculate_area_needed-toggle" onclick="return toggle('Widget.calculate_area_needed');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.Widget-class.html#calculate_area_needed">calculate_area_needed</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt>  </tt>
</div><a name="L170"></a><tt class="py-lineno">170</tt>  <tt class="py-line">                <tt class="py-docstring">"""Classes should provide a function to</tt> </tt>
<a name="L171"></a><tt class="py-lineno">171</tt>  <tt class="py-line"><tt class="py-docstring">calculate the screen area they need, returning either y,x, or 0,0 if</tt> </tt>
<a name="L172"></a><tt class="py-lineno">172</tt>  <tt class="py-line"><tt class="py-docstring">they want all the screen they can.  However, do not use this to say how</tt> </tt>
<a name="L173"></a><tt class="py-lineno">173</tt>  <tt class="py-line"><tt class="py-docstring">big a given widget is ... use .height and .width instead"""</tt> </tt>
<a name="L174"></a><tt class="py-lineno">174</tt>  <tt class="py-line">                <tt class="py-keyword">return</tt> <tt class="py-number">0</tt><tt class="py-op">,</tt><tt class="py-number">0</tt> </tt>
</div><a name="L175"></a><tt class="py-lineno">175</tt>  <tt class="py-line"> </tt>
<a name="Widget.set_size"></a><div id="Widget.set_size-def"><a name="L176"></a><tt class="py-lineno">176</tt> <a class="py-toggle" href="#" id="Widget.set_size-toggle" onclick="return toggle('Widget.set_size');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.Widget-class.html#set_size">set_size</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Widget.set_size-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="Widget.set_size-expanded"><a name="L177"></a><tt class="py-lineno">177</tt>  <tt class="py-line">                <tt class="py-docstring">"""Set the size of the object, reconciling the user's request with the space available"""</tt> </tt>
<a name="L178"></a><tt class="py-lineno">178</tt>  <tt class="py-line">                <tt class="py-name">my</tt><tt class="py-op">,</tt> <tt class="py-name">mx</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-28" class="py-name" targets="Method npyscreen.widget.Widget.space_available()=npyscreen.widget.Widget-class.html#space_available"><a title="npyscreen.widget.Widget.space_available" class="py-name" href="#" onclick="return doclink('link-28', 'space_available', 'link-28');">space_available</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L179"></a><tt class="py-lineno">179</tt>  <tt class="py-line">                <tt class="py-name">my</tt> <tt class="py-op">=</tt> <tt class="py-name">my</tt><tt class="py-op">+</tt><tt class="py-number">1</tt> </tt>
<a name="L180"></a><tt class="py-lineno">180</tt>  <tt class="py-line">                <tt class="py-name">ny</tt><tt class="py-op">,</tt> <tt class="py-name">nx</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-29" class="py-name" targets="Method npyscreen.button.MiniButton.calculate_area_needed()=npyscreen.button.MiniButton-class.html#calculate_area_needed,Method npyscreen.checkbox.Checkbox.calculate_area_needed()=npyscreen.checkbox.Checkbox-class.html#calculate_area_needed,Method npyscreen.editmultiline.MultiLineEdit.calculate_area_needed()=npyscreen.editmultiline.MultiLineEdit-class.html#calculate_area_needed,Method npyscreen.monthbox.MonthBox.calculate_area_needed()=npyscreen.monthbox.MonthBox-class.html#calculate_area_needed,Method npyscreen.multiline.MultiLine.calculate_area_needed()=npyscreen.multiline.MultiLine-class.html#calculate_area_needed,Method npyscreen.slider.Slider.calculate_area_needed()=npyscreen.slider.Slider-class.html#calculate_area_needed,Method npyscreen.textbox.Textfield.calculate_area_needed()=npyscreen.textbox.Textfield-class.html#calculate_area_needed,Method npyscreen.widget.Widget.calculate_area_needed()=npyscreen.widget.Widget-class.html#calculate_area_needed"><a title="npyscreen.button.MiniButton.calculate_area_needed
npyscreen.checkbox.Checkbox.calculate_area_needed
npyscreen.editmultiline.MultiLineEdit.calculate_area_needed
npyscreen.monthbox.MonthBox.calculate_area_needed
npyscreen.multiline.MultiLine.calculate_area_needed
npyscreen.slider.Slider.calculate_area_needed
npyscreen.textbox.Textfield.calculate_area_needed
npyscreen.widget.Widget.calculate_area_needed" class="py-name" href="#" onclick="return doclink('link-29', 'calculate_area_needed', 'link-29');">calculate_area_needed</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L181"></a><tt class="py-lineno">181</tt>  <tt class="py-line">                 </tt>
<a name="L182"></a><tt class="py-lineno">182</tt>  <tt class="py-line">                <tt class="py-keyword">if</tt> <tt class="py-name">ny</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">0</tt><tt class="py-op">:</tt> </tt>
<a name="L183"></a><tt class="py-lineno">183</tt>  <tt class="py-line">                        <tt class="py-keyword">if</tt> <tt class="py-name">my</tt> <tt class="py-op">&gt;=</tt> <tt class="py-name">ny</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">height</tt> <tt class="py-op">=</tt> <tt class="py-name">ny</tt> </tt>
<a name="L184"></a><tt class="py-lineno">184</tt>  <tt class="py-line">                        <tt class="py-keyword">else</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">height</tt> <tt class="py-op">=</tt> <tt class="py-op">-</tt><tt class="py-number">1</tt> </tt>
<a name="L185"></a><tt class="py-lineno">185</tt>  <tt class="py-line">                <tt class="py-keyword">elif</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">max_height</tt><tt class="py-op">:</tt> </tt>
<a name="L186"></a><tt class="py-lineno">186</tt>  <tt class="py-line">                        <tt class="py-keyword">if</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">max_height</tt> <tt class="py-op">&lt;</tt> <tt class="py-name">my</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">height</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">max_height</tt> </tt>
<a name="L187"></a><tt class="py-lineno">187</tt>  <tt class="py-line">                        <tt class="py-keyword">else</tt><tt class="py-op">:</tt>  </tt>
<a name="L188"></a><tt class="py-lineno">188</tt>  <tt class="py-line">                                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">height</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">request_height</tt> </tt>
<a name="L189"></a><tt class="py-lineno">189</tt>  <tt class="py-line">                <tt class="py-keyword">else</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">height</tt> <tt class="py-op">=</tt> <tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">request_height</tt> <tt class="py-keyword">or</tt> <tt class="py-name">my</tt><tt class="py-op">)</tt> </tt>
<a name="L190"></a><tt class="py-lineno">190</tt>  <tt class="py-line"> </tt>
<a name="L191"></a><tt class="py-lineno">191</tt>  <tt class="py-line"> </tt>
<a name="L192"></a><tt class="py-lineno">192</tt>  <tt class="py-line">                <tt class="py-keyword">if</tt> <tt class="py-name">nx</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">0</tt><tt class="py-op">:</tt> </tt>
<a name="L193"></a><tt class="py-lineno">193</tt>  <tt class="py-line">                        <tt class="py-keyword">if</tt> <tt class="py-name">mx</tt> <tt class="py-op">&gt;=</tt> <tt class="py-name">nx</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">width</tt> <tt class="py-op">=</tt> <tt class="py-name">nx</tt> </tt>
<a name="L194"></a><tt class="py-lineno">194</tt>  <tt class="py-line">                        <tt class="py-keyword">else</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">width</tt> <tt class="py-op">=</tt> <tt class="py-op">-</tt><tt class="py-number">1</tt> </tt>
<a name="L195"></a><tt class="py-lineno">195</tt>  <tt class="py-line">                <tt class="py-keyword">elif</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">max_width</tt><tt class="py-op">:</tt> </tt>
<a name="L196"></a><tt class="py-lineno">196</tt>  <tt class="py-line">                        <tt class="py-keyword">if</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">max_width</tt> <tt class="py-op">&lt;</tt> <tt class="py-name">mx</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">width</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">max_width</tt> </tt>
<a name="L197"></a><tt class="py-lineno">197</tt>  <tt class="py-line">                <tt class="py-keyword">else</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">width</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">request_width</tt> <tt class="py-keyword">or</tt> <tt class="py-name">mx</tt> </tt>
<a name="L198"></a><tt class="py-lineno">198</tt>  <tt class="py-line"> </tt>
<a name="L199"></a><tt class="py-lineno">199</tt>  <tt class="py-line">                <tt class="py-keyword">if</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">height</tt> <tt class="py-op">==</tt> <tt class="py-op">-</tt><tt class="py-number">1</tt> <tt class="py-keyword">or</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">width</tt> <tt class="py-op">==</tt> <tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">:</tt> </tt>
<a name="L200"></a><tt class="py-lineno">200</tt>  <tt class="py-line">                        <tt class="py-comment"># Not enough space for widget</tt> </tt>
<a name="L201"></a><tt class="py-lineno">201</tt>  <tt class="py-line"><tt class="py-comment"></tt>                        <tt class="py-keyword">pass</tt> <tt class="py-comment"># unsafe. Need to add error here.</tt> </tt>
</div><a name="Widget.update"></a><div id="Widget.update-def"><a name="L202"></a><tt class="py-lineno">202</tt> <a class="py-toggle" href="#" id="Widget.update-toggle" onclick="return toggle('Widget.update');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.Widget-class.html#update">update</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Widget.update-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="Widget.update-expanded"><a name="L203"></a><tt class="py-lineno">203</tt>  <tt class="py-line">                <tt class="py-docstring">"""How should object display itself on the screen. Define here, but do not actually refresh the curses</tt> </tt>
<a name="L204"></a><tt class="py-lineno">204</tt>  <tt class="py-line"><tt class="py-docstring">                display, since this should be done as little as possible.  This base widget puts nothing on screen."""</tt> </tt>
<a name="L205"></a><tt class="py-lineno">205</tt>  <tt class="py-line">                <tt class="py-keyword">pass</tt> </tt>
</div><a name="L206"></a><tt class="py-lineno">206</tt>  <tt class="py-line"> </tt>
<a name="Widget.display"></a><div id="Widget.display-def"><a name="L207"></a><tt class="py-lineno">207</tt> <a class="py-toggle" href="#" id="Widget.display-toggle" onclick="return toggle('Widget.display');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.Widget-class.html#display">display</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Widget.display-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="Widget.display-expanded"><a name="L208"></a><tt class="py-lineno">208</tt>  <tt class="py-line">                <tt class="py-docstring">"""Do an update of the object AND refresh the screen"""</tt> </tt>
<a name="L209"></a><tt class="py-lineno">209</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-30" class="py-name"><a title="npyscreen.button.MiniButton.update
npyscreen.checkbox.Checkbox.update
npyscreen.combobox.ComboBox.update
npyscreen.datecombo.DateCombo.update
npyscreen.editmultiline.MultiLineEdit.update
npyscreen.monthbox.MonthBox.update
npyscreen.multiline.MultiLine.update
npyscreen.multiline.Pager.update
npyscreen.selectone.SelectOne.update
npyscreen.slider.Slider.update
npyscreen.textbox.FixedText.update
npyscreen.textbox.Textfield.update
npyscreen.titlefield.TitleText.update
npyscreen.widget.Widget.update" class="py-name" href="#" onclick="return doclink('link-30', 'update', 'link-16');">update</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L210"></a><tt class="py-lineno">210</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">parent</tt><tt class="py-op">.</tt><tt id="link-31" class="py-name" targets="Method npyscreen.screen_area.ScreenArea.refresh()=npyscreen.screen_area.ScreenArea-class.html#refresh"><a title="npyscreen.screen_area.ScreenArea.refresh" class="py-name" href="#" onclick="return doclink('link-31', 'refresh', 'link-31');">refresh</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
</div><a name="L211"></a><tt class="py-lineno">211</tt>  <tt class="py-line"> </tt>
<a name="Widget.set_editable"></a><div id="Widget.set_editable-def"><a name="L212"></a><tt class="py-lineno">212</tt> <a class="py-toggle" href="#" id="Widget.set_editable-toggle" onclick="return toggle('Widget.set_editable');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.Widget-class.html#set_editable">set_editable</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">value</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Widget.set_editable-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="Widget.set_editable-expanded"><a name="L213"></a><tt class="py-lineno">213</tt>  <tt class="py-line">                <tt class="py-keyword">if</tt> <tt id="link-32" class="py-name"><a title="npyscreen.slider.Slider.value
npyscreen.titlefield.TitleText.value" class="py-name" href="#" onclick="return doclink('link-32', 'value', 'link-23');">value</a></tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_is_editable</tt> <tt class="py-op">=</tt> <tt class="py-name">True</tt> </tt>
<a name="L214"></a><tt class="py-lineno">214</tt>  <tt class="py-line">                <tt class="py-keyword">else</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_is_editable</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
</div><a name="L215"></a><tt class="py-lineno">215</tt>  <tt class="py-line"> </tt>
<a name="Widget.get_editable"></a><div id="Widget.get_editable-def"><a name="L216"></a><tt class="py-lineno">216</tt> <a class="py-toggle" href="#" id="Widget.get_editable-toggle" onclick="return toggle('Widget.get_editable');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.Widget-class.html#get_editable">get_editable</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Widget.get_editable-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="Widget.get_editable-expanded"><a name="L217"></a><tt class="py-lineno">217</tt>  <tt class="py-line">                <tt class="py-keyword">return</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_is_editable</tt><tt class="py-op">)</tt> </tt>
</div><a name="L218"></a><tt class="py-lineno">218</tt>  <tt class="py-line"> </tt>
<a name="Widget.clear"></a><div id="Widget.clear-def"><a name="L219"></a><tt class="py-lineno">219</tt> <a class="py-toggle" href="#" id="Widget.clear-toggle" onclick="return toggle('Widget.clear');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.Widget-class.html#clear">clear</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">usechar</tt><tt class="py-op">=</tt><tt class="py-string">' '</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Widget.clear-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="Widget.clear-expanded"><a name="L220"></a><tt class="py-lineno">220</tt>  <tt class="py-line">                <tt class="py-docstring">"""Blank the screen area used by this widget, ready for redrawing"""</tt> </tt>
<a name="L221"></a><tt class="py-lineno">221</tt>  <tt class="py-line">                <tt class="py-keyword">for</tt> <tt class="py-name">y</tt> <tt class="py-keyword">in</tt> <tt class="py-name">range</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">height</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L222"></a><tt class="py-lineno">222</tt>  <tt class="py-line"><tt class="py-comment">#This method is too slow</tt> </tt>
<a name="L223"></a><tt class="py-lineno">223</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#                       for x in range(self.width+1):</tt> </tt>
<a name="L224"></a><tt class="py-lineno">224</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#                               try:</tt> </tt>
<a name="L225"></a><tt class="py-lineno">225</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#                                       # We are in a try loop in case the cursor is moved off the bottom right corner of the screen</tt> </tt>
<a name="L226"></a><tt class="py-lineno">226</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#                                       self.parent.curses_pad.addch(self.rely+y, self.relx + x, usechar)</tt> </tt>
<a name="L227"></a><tt class="py-lineno">227</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#                               except: pass</tt> </tt>
<a name="L228"></a><tt class="py-lineno">228</tt>  <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">#Use this instead</tt> </tt>
<a name="L229"></a><tt class="py-lineno">229</tt>  <tt class="py-line"><tt class="py-comment"></tt>                        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">parent</tt><tt class="py-op">.</tt><tt class="py-name">curses_pad</tt><tt class="py-op">.</tt><tt class="py-name">addstr</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">rely</tt><tt class="py-op">+</tt><tt class="py-name">y</tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">relx</tt><tt class="py-op">,</tt> <tt class="py-name">usechar</tt> <tt class="py-op">*</tt> <tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">width</tt><tt class="py-op">+</tt><tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
</div><a name="L230"></a><tt class="py-lineno">230</tt>  <tt class="py-line"> </tt>
<a name="Widget.edit"></a><div id="Widget.edit-def"><a name="L231"></a><tt class="py-lineno">231</tt> <a class="py-toggle" href="#" id="Widget.edit-toggle" onclick="return toggle('Widget.edit');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.Widget-class.html#edit">edit</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Widget.edit-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="Widget.edit-expanded"><a name="L232"></a><tt class="py-lineno">232</tt>  <tt class="py-line">                <tt class="py-docstring">"""Allow the user to edit the widget: ie. start handling keypresses."""</tt> </tt>
<a name="L233"></a><tt class="py-lineno">233</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">editing</tt> <tt class="py-op">=</tt> <tt class="py-number">1</tt> </tt>
<a name="L234"></a><tt class="py-lineno">234</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">highlight</tt> <tt class="py-op">=</tt> <tt class="py-number">1</tt> </tt>
<a name="L235"></a><tt class="py-lineno">235</tt>  <tt class="py-line">                <tt class="py-name">old_value</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-33" class="py-name"><a title="npyscreen.slider.Slider.value
npyscreen.titlefield.TitleText.value" class="py-name" href="#" onclick="return doclink('link-33', 'value', 'link-23');">value</a></tt> </tt>
<a name="L236"></a><tt class="py-lineno">236</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">how_exited</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
<a name="L237"></a><tt class="py-lineno">237</tt>  <tt class="py-line">                 </tt>
<a name="L238"></a><tt class="py-lineno">238</tt>  <tt class="py-line">                <tt class="py-keyword">while</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">editing</tt><tt class="py-op">:</tt> </tt>
<a name="L239"></a><tt class="py-lineno">239</tt>  <tt class="py-line">                        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-34" class="py-name" targets="Method npyscreen.Form.Form.display()=npyscreen.Form.Form-class.html#display,Method npyscreen.widget.Widget.display()=npyscreen.widget.Widget-class.html#display"><a title="npyscreen.Form.Form.display
npyscreen.widget.Widget.display" class="py-name" href="#" onclick="return doclink('link-34', 'display', 'link-34');">display</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L240"></a><tt class="py-lineno">240</tt>  <tt class="py-line">                        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-35" class="py-name" targets="Method npyscreen.widget.Widget.get_and_use_key_press()=npyscreen.widget.Widget-class.html#get_and_use_key_press"><a title="npyscreen.widget.Widget.get_and_use_key_press" class="py-name" href="#" onclick="return doclink('link-35', 'get_and_use_key_press', 'link-35');">get_and_use_key_press</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L241"></a><tt class="py-lineno">241</tt>  <tt class="py-line"> </tt>
<a name="L242"></a><tt class="py-lineno">242</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">highlight</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L243"></a><tt class="py-lineno">243</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-36" class="py-name"><a title="npyscreen.button.MiniButton.update
npyscreen.checkbox.Checkbox.update
npyscreen.combobox.ComboBox.update
npyscreen.datecombo.DateCombo.update
npyscreen.editmultiline.MultiLineEdit.update
npyscreen.monthbox.MonthBox.update
npyscreen.multiline.MultiLine.update
npyscreen.multiline.Pager.update
npyscreen.selectone.SelectOne.update
npyscreen.slider.Slider.update
npyscreen.textbox.FixedText.update
npyscreen.textbox.Textfield.update
npyscreen.titlefield.TitleText.update
npyscreen.widget.Widget.update" class="py-name" href="#" onclick="return doclink('link-36', 'update', 'link-16');">update</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
</div><a name="L244"></a><tt class="py-lineno">244</tt>  <tt class="py-line"> </tt>
<a name="Widget.try_adjust_widgets"></a><div id="Widget.try_adjust_widgets-def"><a name="L245"></a><tt class="py-lineno">245</tt> <a class="py-toggle" href="#" id="Widget.try_adjust_widgets-toggle" onclick="return toggle('Widget.try_adjust_widgets');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.Widget-class.html#try_adjust_widgets">try_adjust_widgets</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Widget.try_adjust_widgets-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="Widget.try_adjust_widgets-expanded"><a name="L246"></a><tt class="py-lineno">246</tt>  <tt class="py-line">                <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L247"></a><tt class="py-lineno">247</tt>  <tt class="py-line">                        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">parent</tt><tt class="py-op">.</tt><tt id="link-37" class="py-name" targets="Method npyscreen.Form.Form.adjust_widgets()=npyscreen.Form.Form-class.html#adjust_widgets"><a title="npyscreen.Form.Form.adjust_widgets" class="py-name" href="#" onclick="return doclink('link-37', 'adjust_widgets', 'link-37');">adjust_widgets</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L248"></a><tt class="py-lineno">248</tt>  <tt class="py-line">                <tt class="py-keyword">except</tt> <tt class="py-name">AttributeError</tt><tt class="py-op">:</tt> </tt>
<a name="L249"></a><tt class="py-lineno">249</tt>  <tt class="py-line">                        <tt class="py-keyword">pass</tt> </tt>
</div><a name="L250"></a><tt class="py-lineno">250</tt>  <tt class="py-line"> </tt>
<a name="Widget.get_and_use_key_press"></a><div id="Widget.get_and_use_key_press-def"><a name="L251"></a><tt class="py-lineno">251</tt> <a class="py-toggle" href="#" id="Widget.get_and_use_key_press-toggle" onclick="return toggle('Widget.get_and_use_key_press');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.Widget-class.html#get_and_use_key_press">get_and_use_key_press</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Widget.get_and_use_key_press-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="Widget.get_and_use_key_press-expanded"><a name="L252"></a><tt class="py-lineno">252</tt>  <tt class="py-line">                        <tt class="py-name">curses</tt><tt class="py-op">.</tt><tt class="py-name">meta</tt><tt class="py-op">(</tt><tt class="py-number">1</tt><tt class="py-op">)</tt> </tt>
<a name="L253"></a><tt class="py-lineno">253</tt>  <tt class="py-line">                        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">parent</tt><tt class="py-op">.</tt><tt class="py-name">curses_pad</tt><tt class="py-op">.</tt><tt class="py-name">keypad</tt><tt class="py-op">(</tt><tt class="py-number">1</tt><tt class="py-op">)</tt> </tt>
<a name="L254"></a><tt class="py-lineno">254</tt>  <tt class="py-line">                        <tt class="py-name">ch</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">parent</tt><tt class="py-op">.</tt><tt class="py-name">curses_pad</tt><tt class="py-op">.</tt><tt class="py-name">getch</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L255"></a><tt class="py-lineno">255</tt>  <tt class="py-line">                         </tt>
<a name="L256"></a><tt class="py-lineno">256</tt>  <tt class="py-line">                        <tt class="py-comment"># handle escape-prefixed rubbish.</tt> </tt>
<a name="L257"></a><tt class="py-lineno">257</tt>  <tt class="py-line"><tt class="py-comment"></tt>                        <tt class="py-keyword">if</tt> <tt class="py-name">ch</tt> <tt class="py-op">==</tt> <tt class="py-name">curses</tt><tt class="py-op">.</tt><tt class="py-name">ascii</tt><tt class="py-op">.</tt><tt class="py-name">ESC</tt><tt class="py-op">:</tt> </tt>
<a name="L258"></a><tt class="py-lineno">258</tt>  <tt class="py-line">                                <tt class="py-comment">#self.parent.curses_pad.timeout(1)</tt> </tt>
<a name="L259"></a><tt class="py-lineno">259</tt>  <tt class="py-line"><tt class="py-comment"></tt>                                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">parent</tt><tt class="py-op">.</tt><tt class="py-name">curses_pad</tt><tt class="py-op">.</tt><tt class="py-name">nodelay</tt><tt class="py-op">(</tt><tt class="py-number">1</tt><tt class="py-op">)</tt> </tt>
<a name="L260"></a><tt class="py-lineno">260</tt>  <tt class="py-line">                                <tt class="py-name">ch2</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">parent</tt><tt class="py-op">.</tt><tt class="py-name">curses_pad</tt><tt class="py-op">.</tt><tt class="py-name">getch</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L261"></a><tt class="py-lineno">261</tt>  <tt class="py-line">                                <tt class="py-keyword">if</tt> <tt class="py-name">ch2</tt> <tt class="py-op">!=</tt> <tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">:</tt>  </tt>
<a name="L262"></a><tt class="py-lineno">262</tt>  <tt class="py-line">                                        <tt class="py-name">ch</tt> <tt class="py-op">=</tt> <tt class="py-name">curses</tt><tt class="py-op">.</tt><tt class="py-name">ascii</tt><tt class="py-op">.</tt><tt class="py-name">alt</tt><tt class="py-op">(</tt><tt class="py-name">ch2</tt><tt class="py-op">)</tt> </tt>
<a name="L263"></a><tt class="py-lineno">263</tt>  <tt class="py-line">                                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">parent</tt><tt class="py-op">.</tt><tt class="py-name">curses_pad</tt><tt class="py-op">.</tt><tt class="py-name">timeout</tt><tt class="py-op">(</tt><tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">)</tt> <tt class="py-comment"># back to blocking mode</tt> </tt>
<a name="L264"></a><tt class="py-lineno">264</tt>  <tt class="py-line">                                <tt class="py-comment">#curses.flushinp()</tt> </tt>
<a name="L265"></a><tt class="py-lineno">265</tt>  <tt class="py-line"><tt class="py-comment"></tt>                         </tt>
<a name="L266"></a><tt class="py-lineno">266</tt>  <tt class="py-line">                        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-38" class="py-name"><a title="npyscreen.widget.InputHandler.handle_input" class="py-name" href="#" onclick="return doclink('link-38', 'handle_input', 'link-5');">handle_input</a></tt><tt class="py-op">(</tt><tt class="py-name">ch</tt><tt class="py-op">)</tt> </tt>
<a name="L267"></a><tt class="py-lineno">267</tt>  <tt class="py-line">                        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-39" class="py-name" targets="Method npyscreen.widget.Widget.try_adjust_widgets()=npyscreen.widget.Widget-class.html#try_adjust_widgets"><a title="npyscreen.widget.Widget.try_adjust_widgets" class="py-name" href="#" onclick="return doclink('link-39', 'try_adjust_widgets', 'link-39');">try_adjust_widgets</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
</div><a name="L268"></a><tt class="py-lineno">268</tt>  <tt class="py-line"> </tt>
<a name="L269"></a><tt class="py-lineno">269</tt>  <tt class="py-line"> </tt>
<a name="Widget.safe_string"></a><div id="Widget.safe_string-def"><a name="L270"></a><tt class="py-lineno">270</tt> <a class="py-toggle" href="#" id="Widget.safe_string-toggle" onclick="return toggle('Widget.safe_string');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.Widget-class.html#safe_string">safe_string</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">string</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Widget.safe_string-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="Widget.safe_string-expanded"><a name="L271"></a><tt class="py-lineno">271</tt>  <tt class="py-line">                <tt class="py-docstring">"""Check that what you are trying to display contains only</tt> </tt>
<a name="L272"></a><tt class="py-lineno">272</tt>  <tt class="py-line"><tt class="py-docstring">                printable chars.  (Try to catch dodgy input).  Give it a string,</tt> </tt>
<a name="L273"></a><tt class="py-lineno">273</tt>  <tt class="py-line"><tt class="py-docstring">                and it will return a string safe to print - without touching</tt> </tt>
<a name="L274"></a><tt class="py-lineno">274</tt>  <tt class="py-line"><tt class="py-docstring">                the original"""</tt> </tt>
<a name="L275"></a><tt class="py-lineno">275</tt>  <tt class="py-line">                <tt class="py-keyword">if</tt> <tt class="py-name">string</tt> <tt class="py-op">==</tt> <tt class="py-name">None</tt><tt class="py-op">:</tt> <tt class="py-keyword">return</tt> <tt class="py-string">""</tt> </tt>
<a name="L276"></a><tt class="py-lineno">276</tt>  <tt class="py-line">                <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L277"></a><tt class="py-lineno">277</tt>  <tt class="py-line">                        <tt class="py-name">rtn</tt> <tt class="py-op">=</tt> <tt class="py-name">filter</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-40" class="py-name" targets="Method npyscreen.widget.Widget.safe_filter()=npyscreen.widget.Widget-class.html#safe_filter"><a title="npyscreen.widget.Widget.safe_filter" class="py-name" href="#" onclick="return doclink('link-40', 'safe_filter', 'link-40');">safe_filter</a></tt><tt class="py-op">,</tt> <tt class="py-name">string</tt><tt class="py-op">)</tt> </tt>
<a name="L278"></a><tt class="py-lineno">278</tt>  <tt class="py-line">                        <tt class="py-keyword">return</tt> <tt class="py-name">rtn</tt> </tt>
</div><a name="L279"></a><tt class="py-lineno">279</tt>  <tt class="py-line">         </tt>
<a name="Widget.safe_filter"></a><div id="Widget.safe_filter-def"><a name="L280"></a><tt class="py-lineno">280</tt> <a class="py-toggle" href="#" id="Widget.safe_filter-toggle" onclick="return toggle('Widget.safe_filter');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget.Widget-class.html#safe_filter">safe_filter</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">char</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Widget.safe_filter-collapsed" style="display:none;" pad="+++" indent="++++++++++++"></div><div id="Widget.safe_filter-expanded"><a name="L281"></a><tt class="py-lineno">281</tt>  <tt class="py-line">                <tt class="py-keyword">if</tt> <tt class="py-name">curses</tt><tt class="py-op">.</tt><tt class="py-name">ascii</tt><tt class="py-op">.</tt><tt class="py-name">isprint</tt><tt class="py-op">(</tt><tt class="py-name">char</tt><tt class="py-op">)</tt> <tt class="py-keyword">is</tt> <tt class="py-name">True</tt><tt class="py-op">:</tt> </tt>
<a name="L282"></a><tt class="py-lineno">282</tt>  <tt class="py-line">                        <tt class="py-keyword">return</tt> <tt class="py-name">char</tt> </tt>
<a name="L283"></a><tt class="py-lineno">283</tt>  <tt class="py-line">                <tt class="py-keyword">else</tt><tt class="py-op">:</tt> <tt class="py-keyword">return</tt> <tt class="py-name">None</tt> </tt>
</div></div><a name="L284"></a><tt class="py-lineno">284</tt>  <tt class="py-line"> </tt>
<a name="L285"></a><tt class="py-lineno">285</tt>  <tt class="py-line"> </tt>
<a name="simpletest"></a><div id="simpletest-def"><a name="L286"></a><tt class="py-lineno">286</tt> <a class="py-toggle" href="#" id="simpletest-toggle" onclick="return toggle('simpletest');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="npyscreen.widget-module.html#simpletest">simpletest</a><tt class="py-op">(</tt><tt class="py-param">scr</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="simpletest-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="simpletest-expanded"><a name="L287"></a><tt class="py-lineno">287</tt>  <tt class="py-line">        <tt class="py-keyword">import</tt> <tt id="link-41" class="py-name" targets="Module npyscreen.screen_area=npyscreen.screen_area-module.html"><a title="npyscreen.screen_area" class="py-name" href="#" onclick="return doclink('link-41', 'screen_area', 'link-41');">screen_area</a></tt> <tt class="py-keyword">as</tt> <tt class="py-name">sa</tt> </tt>
<a name="L288"></a><tt class="py-lineno">288</tt>  <tt class="py-line">        <tt class="py-name">a</tt> <tt class="py-op">=</tt> <tt class="py-name">sa</tt><tt class="py-op">.</tt><tt id="link-42" class="py-name" targets="Class npyscreen.screen_area.ScreenArea=npyscreen.screen_area.ScreenArea-class.html"><a title="npyscreen.screen_area.ScreenArea" class="py-name" href="#" onclick="return doclink('link-42', 'ScreenArea', 'link-42');">ScreenArea</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L289"></a><tt class="py-lineno">289</tt>  <tt class="py-line">        <tt class="py-name">b</tt> <tt class="py-op">=</tt> <tt id="link-43" class="py-name" targets="Class npyscreen.widget.Widget=npyscreen.widget.Widget-class.html"><a title="npyscreen.widget.Widget" class="py-name" href="#" onclick="return doclink('link-43', 'Widget', 'link-43');">Widget</a></tt><tt class="py-op">(</tt><tt class="py-name">a</tt><tt class="py-op">)</tt> </tt>
</div><a name="L290"></a><tt class="py-lineno">290</tt>  <tt class="py-line"> </tt>
<a name="L291"></a><tt class="py-lineno">291</tt>  <tt class="py-line"> </tt>
<a name="L292"></a><tt class="py-lineno">292</tt>  <tt class="py-line"><tt class="py-keyword">if</tt> <tt class="py-name">__name__</tt> <tt class="py-op">==</tt> <tt class="py-string">"__main__"</tt><tt class="py-op">:</tt> </tt>
<a name="L293"></a><tt class="py-lineno">293</tt>  <tt class="py-line">        <tt class="py-name">curses</tt><tt class="py-op">.</tt><tt class="py-name">wrapper</tt><tt class="py-op">(</tt><tt id="link-44" class="py-name" targets="Function npyscreen.multiselect.simpletest()=npyscreen.multiselect-module.html#simpletest,Function npyscreen.textbox.simpletest()=npyscreen.textbox-module.html#simpletest,Function npyscreen.widget.simpletest()=npyscreen.widget-module.html#simpletest"><a title="npyscreen.multiselect.simpletest
npyscreen.textbox.simpletest
npyscreen.widget.simpletest" class="py-name" href="#" onclick="return doclink('link-44', 'simpletest', 'link-44');">simpletest</a></tt><tt class="py-op">)</tt> </tt>
<a name="L294"></a><tt class="py-lineno">294</tt>  <tt class="py-line">        <tt class="py-keyword">print</tt> <tt class="py-string">"The circle is now complete"</tt> </tt>
<a name="L295"></a><tt class="py-lineno">295</tt>  <tt class="py-line"> </tt><script type="text/javascript">
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